/*******************************************************************************
 * This file is part of blueprint4j www.blueprint4j.org.
 * 
 *     blueprint4j is free software: you can redistribute it and/or modify
 *     it under the terms of the GNU Lesser General Public License as published by
 *     the Free Software Foundation, either version 3 of the License, or
 *     (at your option) any later version.
 * 
 *     blueprint4j is distributed in the hope that it will be useful,
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *     GNU Lesser General Public License for more details.
 * 
 *     You should have received a copy of the GNU Lesser General Public License
 *     along with blueprint4j. If not, see <http://www.gnu.org/licenses/>.
 ******************************************************************************/
package blueprint4j.db;

import java.math.BigDecimal;
import java.math.BigInteger;
import java.text.DateFormat;
import java.text.ParseException;
import java.util.Date;
import java.sql.*;
import java.util.*;
import java.io.*;

import blueprint4j.utils.*;

public class FieldProperties extends Field implements BindPropertiesInterface {

	/**
	 * public Field( String p_name, String p_description, boolean p_key_field
	 *
	 * Name: Name of field -> equivalent to table.field_name
	 * Description: Description of field
	 * key_field: Is this field a key field in the table (index field)
	 */
	public FieldProperties( String p_name, int p_field_type ,String p_description,Entity entity ) {
		super( p_name,p_field_type,p_description,entity );
	}

	public Field newInstance(Entity entity) {
		return new FieldProperties(getName(),getFieldType(),getDescription(),entity);
	}

	protected void setFieldValue( ResultSet result_set )
	throws DataException {
		String props="";
		try {
			Properties property=new Properties();
			if (result_set.getString( getName() ) != null) {
				props=result_set.getString(getName());
				property.load(new ByteArrayInputStream(props.getBytes()));
				set( property );
			}
		} catch ( Exception exception ) {
			Log.debug.out("Problem Loading Properties",props);
			throw new DataException( exception );
		}
	}

	public Properties get() {
		return (Properties) getObject();
	}

	public void set(Properties value){
		setObject(value);
	}

	public String toString(){
		if (getObject() == null) {
			return null;
		}
		return getObject().toString();
	}

	private String getStringValue()
	throws DataException{
		if (getObject() == null) {
			return "null";
		}
		try {
			ByteArrayOutputStream byte_out = new ByteArrayOutputStream();
			Properties property=(Properties)getObject();
			property.store(byte_out,"");
			return new String(byte_out.toByteArray());
		} catch (IOException ioe) {
			throw new DataException(ioe);
		}
	}

	/**
	 * Return data in a suitable SQL format
	 */
	public String getSQLValue()
	throws DataException{
		return "'"+getStringValue()+"'";
	}

	protected Properties getProperty() {
		return (Properties)getObject();
	}

	protected void setProperty(Properties p_property) {
		//property = p_property;
		set(p_property);
	}

	/**
	 * An overloaded equals method that only accepts the correct type
	 */
	public boolean equals(Properties value) {
		return get().equals(value);
	}

	public Object getPreparedStatementObject()
	throws DataException {
		if (getObject() == null) return null;
		return getStringValue();
	}

	public Object getSQLObject()
	throws DataException{
		return getStringValue();
	}

	public void setSerializable(String value) throws BindException {
		try {
			if ("null".equalsIgnoreCase(""+value)) {
				setObject(null);
			} else {
				Properties property=new Properties();
				property.load(new ByteArrayInputStream(value.getBytes()));
				set( property );
			}
		} catch (Exception ex) {
			throw new BindException(ex);
		}
	}

	public String getSerializable()
	throws BindException {
		try{
			if (getObject()== null) {
				return "null";
			} else {
				return getStringValue();
			}
		} catch (Exception ex) {
			throw new BindException(ex);
		}
	}
}
